The Bacteria That Could Make You Smarter (S)

The bacteria has also been linked to reduced anxiety and higher serotonin levels.

The bacteria has also been linked to reduced anxiety and higher serotonin levels.

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Author: Dr Jeremy Dean

Psychologist, Jeremy Dean, PhD is the founder and author of PsyBlog. He holds a doctorate in psychology from University College London and two other advanced degrees in psychology. He has been writing about scientific research on PsyBlog since 2004.